25988417

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1031}}^1$

素因数の和:1328

約数の個数: 16

約数和(自身を含む): 32132352

約数和(自身を除く): 6143935

約数列:

[1, 7, 13, 91, 277, 1031, 1939, 3601, 7217, 13403, 25207, 93821, 285587, 1999109, 3712631, 25988417]

約数ペア:

[(1, 25988417), (7, 3712631), (13, 1999109), (91, 285587), (277, 93821), (1031, 25207), (1939, 13403), (3601, 7217)]